Lian Li RB0550B 550W 80 PLUS BRONZE ATX Power Supply

Name: Lian Li RB0550B 550W 80 PLUS BRONZE ATX Power Supply
Brand: LIAN LI
SKU: 301267
Price: 74.99 CAD
Availability: OutOfStock

$74.99 Sold out

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Product variants

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Overview

The Lian Li RB Series is a compact and reliable ATX power supply designed for clean cable management, modern GPU compatibility, and efficient everyday performance. With ATX 3.1 readiness and smart routing features, it delivers a tidy, quiet, and stable power solution for a wide range of PC builds.

Key Features:
• Size: Compact 150 mm ATX depth for wide case compatibility
• Efficiency: 80 PLUS Bronze certified with up to 85% efficiency
• ATX 3.1 Ready: Native 12V-2×6 connector for next-gen GPU support
• Cable Management: Built-in routing channel with Velcro straps for a clean, organized layout
• Cable Exits: Three-sided cable exit design ideal for back-connector motherboards
• Cooling: 135 mm HYB smart temperature-controlled fan for quieter operation
• Protection: Six safety protections — OVP, UVP, OCP, OPP, OTP, SCP
• Connectivity: Complete cable set for CPU, GPU, SATA, and PATA devices
• Wattage Options: Available in 750W, 650W, and 550W to support a wide range of systems
• Build Quality: Designed for stability, airflow, and long-term reliability in modern PC builds

Product specifications

Brand	Lian Li
Model	RB0550B
Wattage	550W
Efficiency	80 PLUS Bronze
Modularity	Non Modular
Form Factor	ATX
ATX Standard	ATX 3.1
Fan Size	135mm
Connectors	Motherboard (24-pin): 1 CPU (8/4+4-pin): 2 PCIe (6+2-pin): 2 SATA x3 / PATA x1: 1
Protections	OPP, OVP, SCP, OCP, UVP, OTP
Dimensions	150mm (L) × 86mm (W) × 150mm (H)
Warranty	5 Years

Financing

Shop Pay Installments lets you split your purchase into multiple payments. The available plans depend on the total amount of your order and your Shop Pay profile. The final selection of payment options is at the discretion of our financing partner and will be determined during checkout.

Warranty & Return

Return period: 15 days (item must be in
like-new condition).
Defective exchange period: 30 days.
Non-defective returns are subject to a 15% restocking fee.

See our full Return Policy for more details.

Payment